Hello everyone! This is deal.II newsletter #238. It automatically reports recently merged features and discussions about the deal.II finite element library.
## Below you find a list of recently proposed or merged features: #14692: Fix two small things in FiniteElement. (proposed by drwells) https://github.com/dealii/dealii/pull/14692 #14691: Fix vertex numbering from deal to UCD (proposed by nlsmrg) https://github.com/dealii/dealii/pull/14691 #14690: Testsuite: run quick tests during build test (proposed by tamiko) https://github.com/dealii/dealii/pull/14690 #14689: CMake: Promote "tester-ng" to official regression tester (proposed by tamiko; merged) https://github.com/dealii/dealii/pull/14689 #14688: step-59, step-64, step85 keywords added (proposed by vyushut) https://github.com/dealii/dealii/pull/14688 #14687: Re-implement a compiler warning workaround (proposed by drwells; merged) https://github.com/dealii/dealii/pull/14687 #14686: PETScWrappers: add a couple of missing reinits (proposed by stefanozampini) https://github.com/dealii/dealii/pull/14686 #14685: PETScWrappers: improve preconditioner class (proposed by stefanozampini) https://github.com/dealii/dealii/pull/14685 #14684: PETScWrappers::MatrixBase implement clear_rows_columns (proposed by stefanozampini) https://github.com/dealii/dealii/pull/14684 #14683: PETScWrappers::MPI::SparseMatrix: use SEQAIJ with one process (proposed by stefanozampini) https://github.com/dealii/dealii/pull/14683 #14682: PETScWrappers::MPI::Vector use VectorBase contructor from Vec (proposed by stefanozampini; merged) https://github.com/dealii/dealii/pull/14682 #14681: Replace ucd to deal with local vertex numbering (proposed by nlsmrg; merged) https://github.com/dealii/dealii/pull/14681 #14680: Use switch statements in ReferenceCell (proposed by drwells; merged) https://github.com/dealii/dealii/pull/14680 #14679: Minor cleanup in the VTU writer. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/14679 #14678: do not finalize PETSc/SLEPc if not initalized from deal.II (proposed by stefanozampini; merged) https://github.com/dealii/dealii/pull/14678 #14677: Configure: support KOKKOS when found with PETSc (proposed by stefanozampini; merged) https://github.com/dealii/dealii/pull/14677 #14676: Minor changes to examples comments (proposed by stefanozampini; merged) https://github.com/dealii/dealii/pull/14676 #14675: Avoid a deprecated function in the last context where it is used. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/14675 #14674: Centralize translation between deal.II and VTK numbering for pyramids. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/14674 #14673: Replace ucd_to_deal with a local vertex numbering in GridGenerator (proposed by nlsmrg; merged) https://github.com/dealii/dealii/pull/14673 #14672: Augment documentation of the PETSc block sparse matrix. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/14672 #14671: Fix OpenMP flag for Kokkos >= 4.0.00 (proposed by masterleinad; merged) https://github.com/dealii/dealii/pull/14671 #14670: Implement ReferenceCell::contains_points() for the remaining reference cells. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/14670 #14669: Clean up BarycentricPolynomials a bit. (proposed by drwells; merged) https://github.com/dealii/dealii/pull/14669 #14668: Fix the name of a variable: 'ratio' instead of 'ration'. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/14668 #14666: Minor updates to bounding box documentation. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/14666 #14665: Remove comments that are no longer useful. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/14665 #14664: Deprecate functions in ReferenceCell and introduce replacements. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/14664 #14663: Make special casing in VTU output more explicit. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/14663 #14662: Use TriaObjectsOrientations in connectivity.h. (proposed by drwells; merged) https://github.com/dealii/dealii/pull/14662 #14661: Test output of a simplex cell with n_subdivisions=2. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/14661 #14660: Use std::array instead of a C-style array. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/14660 #14659: Do not write gratuitous output files into test directories. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/14659 #14658: Augment documentation of DataOutBase::Patch. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/14658 #14657: Hermite polynomials (proposed by ivweber) https://github.com/dealii/dealii/pull/14657 #14655: Improve grammar in error messages. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/14655 #14654: Provide overloads of make_array_view() for std::array. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/14654 #14653: Get rid of a template argument on an exception. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/14653 #14652: Run clang-tidy in GitHub CI (proposed by masterleinad; merged) https://github.com/dealii/dealii/pull/14652 #14651: un-hardcode some 6s. (proposed by drwells; merged) https://github.com/dealii/dealii/pull/14651 #14650: Guard Boost compilation error with IntelLLVM (proposed by masterleinad; merged) https://github.com/dealii/dealii/pull/14650 #14610: doc: add documentation for lapack library linking support (proposed by CodyGirl; merged) https://github.com/dealii/dealii/pull/14610 ## And this is a list of recently opened or closed discussions: #14693: warning non NaN test Intel OneAPI (opened) https://github.com/dealii/dealii/issues/14693 #14667: write a module describing orientation (opened) https://github.com/dealii/dealii/issues/14667 #14656: notes for final PETSc modifications (opened) https://github.com/dealii/dealii/issues/14656 #14579: cmake can't find existing BLAS/LAPACK installation (closed) https://github.com/dealii/dealii/issues/14579 A list of all major changes since the last release can be found at https://www.dealii.org/developer/doxygen/deal.II/recent_changes.html. Thanks for being part of the community! 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